单项选择题

Click the Exhibit button. What is the output of the program shown in the exhibit?（）

A.300-100-100-100-100
B.300-300-100-100-100
C.300-300-300-100-100
D.300-300-300-300-100

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单项选择题

A UNIX user named Bob wants to replace his chess program with a new one, but he is not sure where theold one is installed. Bob is currently able to run a Java chess program starting from his home directory /home/bob using the command: java-classpath /test:/home/bob/downloads/*.jar games.Chess Bob'sCLASSPATH is set (at login time) to/usr/lib:/home/bob/classes:/opt/java/lib:/opt/java/lib/*.jar
What is a possible location for the Chess.class file?（）

A./test/Chess.class
B./home/bob/Chess.class
C./test/games/Chess.class
D./usr/lib/games/Chess.class
E./home/bob/games/Chess.class
F.inside jarfile /opt/java/lib/Games.jar (with a correct manifest)
G. inside jarfile /home/bob/downloads/Games.jar (with a correct manifest)

单项选择题

Given classes defined in two different files:

What is required at line 5 in class SomeApp to use the process method of BitUtils?（）

A.process(bytes);
B.BitUtils.process(bytes);
C.app.BitUtils.process(bytes);
D.util.BitUtils.process(bytes);
E.import util.BitUtils.*; process(bytes);
F.SomeApp cannot use the process method in BitUtils.

单项选择题

Given:

What is the result?（）

A.81
B.82
C.91
D.92
E.Compilation fails.
F.An exception is thrown at runtime.